APA ציטוט

SANDRA ALTERS. (1999). Biology: Understanding life. Sudbury, Massachusetts: John and Bartlett.

Trích dẫn kiểu Chicago

SANDRA ALTERS. Biology: Understanding Life. Sudbury, Massachusetts: John and Bartlett, 1999.

ציטוט MLA

SANDRA ALTERS. Biology: Understanding Life. Sudbury, Massachusetts: John and Bartlett, 1999.